package com.yuan.java.nettydemo.netty;

import lombok.Data;

import java.util.HashMap;
import java.util.Map;

/**
 * @author yuaneg 2020/1/19
 */
@Data
public class Header {

    private int crcCode = 0xabef0101;

    private int length;

    private long sessionId;

    private byte type;

    private byte priority;

    private Map<String,Object> attachment = new HashMap<>();


}
